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Mechanical Instructions
EN 12
Q523.1U LA
4.
Figure 4-9 Side I/O Board
4.3.3
Keyboard Control Board
Refer to figures “Keyboard Control Board -1-” and “Keyboard
Control Board -2-” for details.
1.
Remove the screws [1].
2.
Lift the clamps [2].
3.
Take the PWB out of its casing.
4.
Unplug the connector [3] and remove the board.
When defective, replace the whole unit.
Figure 4-10 Keyboard Control Board -1-
Figure 4-11 Keyboard Control Board -2-
4.3.4
IR & LED Board
Refer to figure “IR & LED Board” for details.
1.
Release clip [1], lift the board and take it out.
2.
Unplug connector [2].
When defective, replace the whole unit.
Figure 4-12 IR & LED Board
4.3.5
Speakers
Refer to figure “Speakers” for details.
1.
Unplug connectors [1].
2.
Remove screws [2].
H_16770_085.eps
220307
3
1
2
H_16770_086.eps
220307
1
H_16770_087.eps
220307
3
2
H_16770_088.eps
220307
2
1
